CURT 25328 - 2-5/16 CHANN.MOUNT COUPL2 5 16 CHANNEL MOUNT COUPLER Compatible with CURT channels #48610 and #48650 Secured by a dual bolt mounting system Channel mount allows for easy height adjustment Easy lock latching system with included safety pin for optimum security Safety pin hole can also accept a coupler lock Constructed from heavy duty cast steel Protected by a durable carbide black powder coat finish Limited lifetime warranty (one year finish, one year parts)